{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["time", "vehicle", "disease", "location", "animal", "plant"], "input": "While the lower elevations are often covered in grasses and sagebrush , higher altitudes support Douglas fir , with several species of spruce , cottonwood and aspen being the dominant tree species ."}
{"time": [], "vehicle": [], "disease": [], "location": [], "animal": [], "plant": ["sagebrush", "Douglas fir", "spruce", "aspen"]}